/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.nifi.kafka.processors.producer.value;

import org.apache.nifi.serialization.RecordSetWriter;
import org.apache.nifi.serialization.record.Record;

import java.io.ByteArrayOutputStream;
import java.io.IOException;

public class RecordValueFactory implements ValueFactory {
    private final ByteArrayOutputStream os;
    private final RecordSetWriter writer;

    public RecordValueFactory(final ByteArrayOutputStream os,
                              final RecordSetWriter writer) {
        this.os = os;
        this.writer = writer;
    }

    @Override
    public byte[] getValue(final Record record) throws IOException {
        os.reset();
        writer.write(record);
        writer.flush();
        return os.toByteArray();
    }
}
